VARIATION IN PEPLIS POkfULA L. 



91 



Acknowledgments. 



Thanks are due to all who have loaned herbarium material or otherwise assisted 

 in its consultation, to the editors of the "New Naturalist" series for permission to use 

 the base-map, and to Dr. S. M. Walters for reading through the manuscript and making 

 many useful suggestions. 



LITERATURE CITED 



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 DUNN. S. T.. 1896, Peplis Portula. /. Bot., 34, 477-478. 



GAY. J., 1832, Corona Endressiana Pyrenaica Ann. Sci. Nat., 26, 209-254. 



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